Questions
In which of the following segments of the nephron, the antidiuretic hormone stimulates insertion of aquaporins...

In which of the following segments of the nephron, the antidiuretic hormone stimulates insertion of aquaporins when a person Is dehydrated?

Select one:
_ a. Early distal tubules
b. Collecting ducts
C. Thin ascending loop of Henle
d. Proximal convoluted tubule

In: Anatomy and Physiology

what is the relationship between motor neuron activity, EMG activity and performance (work)?

what is the relationship between motor neuron activity, EMG activity and performance (work)?

In: Anatomy and Physiology

69-1/Surgical damage to which of the following nerves will abolish colonic mass movements? Select one: _...

69-1/Surgical damage to which of the following nerves will abolish colonic mass movements?
Select one:
_ a. Vagal nerve _
b. Pudendal nerve
c. Sympathetic nerves
d. Enteric nerve plexus

2/Fetus cortisol stimulates synthesis of:
Select one:
a. oxytocin receptors
b. surfactant
c. prostaglandins
d. vaginal mucus

In: Anatomy and Physiology

65-1/What is cryptorchidism? Select one: a. Inability to secrete testosterone b. Male Infertility C. Low sperm...

65-1/What is cryptorchidism?
Select one:
a. Inability to secrete testosterone
b. Male Infertility
C. Low sperm count
d. Failure of testes to descend into scrotum

2/What prevents food from entering the nasal passages during swallowing?
Select one: _
a. Elevation of epiglottis
b. Elevation of uvula
c. Apposition of vocal folds
d. Contraction of pharyngeal muscles

3/The secretory phase of the uterine cycle prepares the uterus for:
Select one:
a. the next menstrual cycle
b. shedding of the endometrium
c. implantation of a fertilized ovum
d. movement of sperms through the cervix

4/Which of the following phases of the cardiac cycle will change most upon an increase in the sympathetic activity to the heart?
Select one:
a. ventricular distole will increase
b. ventricular diastole will decrease
c. atrial systole will increase
d. complete cardiac diastole will decrease

In: Anatomy and Physiology

61-1/Which of the following substances increases gastric emptying? Select one: _ a. Secretin b. Cholecystokinin c....

61-1/Which of the following substances increases gastric emptying?
Select one: _
a. Secretin
b. Cholecystokinin
c. Gastric inhibitory peptide
d. Acetylcholine

2/Polyspermy during fertilization is prevented by hardening of:
Select one:
a. zona pellucida
b. corona radiata
c. ZP3 receptors
d. acrosomal membrane

3/A patient attends emergency room because of abdominal pain. Investigations revealed normal levels of pancreatic enzymes, pepsinogen and normal stomach and gall bladder motility. pH measurements revealed acidic small intestine environment. Which of the following hormones is imbalanced?
Select one: _
a. Motilin _
b. Secretin
c. Leptin
d. Cholecystokinin

4/Damage to which of the following structures would stop breathing?
Select one:
_ a. Intercostal nerves
b. Vagus nerves
C. Medulla
d. Pons

In: Anatomy and Physiology

49-1/Insensible water loss is the amount of water that is lost: Select one: a. in the...

49-1/Insensible water loss is the amount of water that is lost:
Select one:
a. in the urine independent of water intake
b. from the skin through sweating
C. from the skin and the respiratory tract
d. in the urine under effect of hormones

2/Distention of which of the following gastrointestinal parts stimulates emptying at the ileocecal region?
Select one:
a. Cecum
b. Stomach
C. Colon
d. Rectum

3/The following figure shows the reaction between red blood cells and the different antibodies of the ABO system. The blood group of this blood sample is: Anti A added/ Anti B added /Anti Rh added /
Select one: _
a. B positive
b. A negative
c. O positive
d. AB negative

4/Which of the following cerebral cortex lobes perceives taste sensation?
Select one: _
a. Frontal _
b. Occipital _
c. Temporal
d. Parietal

In: Anatomy and Physiology

53-1/Acidic pH shifts the O2 -hemoglobin dissociation curve to the right. What will the result of...

53-1/Acidic pH shifts the O2 -hemoglobin dissociation curve to the right. What will the result of this shift be?
Select one:
_ a. More H+ will be unloaded in the pulmonary capillaries I
b. Less H+ will bind to hemoglobin than O2
C. Less CO2 will be unloaded in the systemic capillaries
d. More O2 will be unloaded in the systemic capillaries

2/Which of the following activates chymotrypsinogen in pancreatic juice?
Select one:
_ a. Enterokinase _
b. Trypsin
C. Bile salts
d. Histamine

3/Which of the following responses will be initiated by sudden drop in blood pressure?
Select one: _
a. Decreased respiratory rate
_ b. Bradycardia
C. Increased sympathetic activity
d. Vasodilatation

4/In which of the following segments of the nephron, the antidiuretic hormone stimulates insertion of aquaporins when a person is dehydrated?
Select one:
a. Early distal tubules
b. Collecting ducts
C. Thin ascending loop of Henle
d. Proximal convoluted tubule

In: Anatomy and Physiology

41-1/Which of the following changes occurs during defecation? Select one: a. Predominance of segmentation contractions _...

41-1/Which of the following changes occurs during defecation?
Select one:
a. Predominance of segmentation contractions _
b. Contraction of external anal sphincter
C. Reduction of intra-abdominal pressure
d. Relaxation of internal anal sphincter

2/When does the process of spermatogenesis start? Select one: _
a. At puberty
b. After the first division of spermatogonia
C. In the mother's womb
d. Immediately after birth

3/Which of the following thalamic nuclei is the site of synapse between second and third order neurons in somatic sensation pathways?
Select one:
a. Anterolateral nucleus
b. Ventral posterior nucleus
c. Dorsolateral nucleus
d. Lateral geniculate body

4/Which of the following physiological parameters will decrease in a young man who is exercising for 2 hours outside in hot summer weather?
Select one: _
a. Heart rate _
b. Urination
C. Cutaneous blood flow
d. Metabolic rate

In: Anatomy and Physiology

37-1/Which of the following functions is regulated by the hormone melatonin? Select one: _ a. Circadian...

37-1/Which of the following functions is regulated by the hormone melatonin?
Select one: _
a. Circadian rhythm _
b. Adaptation to stress
c. Start of labor
d. Skin pigmentation

2/A 67 years old women with a family history of a Graves' disease, an autoimmune disease characterised by the presence of antibodies directed against thyroid stimulating hormone receptors in the thyroid gland. Her condition is due to:
Select one:
a. A shortage of B lymphocytes _
b. an implanted "foreign" thyroid gland from an unrelated donor _
C. the failure of her immune system to generate an innate immune response
d. the failure of her immune system to prevent activation of self-reactive lymphocytes

3/Which of the following conditions prolongs the coagulation time?
Select one: _
a. Purpura
b. Anemia _
c. Polycythemia _
d. Hemophilia

4/Which of the following will increase upon stimulation of the parasympathetic nerves to the bronchi?
Select one: _
a. Lung compliance
b. Surface tension
C. Broncho constriction
d. Anatomic dead space

In: Anatomy and Physiology

luid pressure in a container is dependent on the ___________________. a. height of the fluid column...

luid pressure in a container is dependent on the ___________________. a. height of the fluid column only b. density and colour of the fluid c. height of the fluid column and the density of the fluid d. colour of the fluid only e. density of the fluid only

In: Anatomy and Physiology

17-1/What is meant by the term specific dynamic action of protein? Select one: a. When fasting,...

17-1/What is meant by the term specific dynamic action of protein?
Select one:
a. When fasting, metabolism of protein is reduced
b. Digestion of protein is regulated by body metabolism
c. Metabolism of protein generates small amount of heat 7
d. Digestion of protein increases metabolism

2/Hormone (A) increases the number of receptors of hormone (B). In the presence of hormone (A) the effect of hormone (B) is enhanced. This effect of hormone A on hormone B is called:
Select one: _
a. synergism D
b. cooperation
c. antagonism
d. permissiveness

3/Which of the following drugs will cause an increase in serum gastrin level if administered for long time?
Select one: _
a. Sympathetic agonist
b. Cholinergic agonist
C. H2 receptor antagonist
d. H+/K+ pump inhibitor

4/A man has a respiratory rate of 15 times/min, a tidal volume of 350 ml and a dead space of 100 ml. What is his alveolar ventilation (L/min)?
Select one: _
a. 3.5
b. 3.75
C. 5.25
d. 1.15

In: Anatomy and Physiology

25-1/Which hormone increases basal metabolic rate? Select one: _ a. Cortisol b. Insulin c. Thyroxine d....

25-1/Which hormone increases basal metabolic rate?
Select one: _
a. Cortisol
b. Insulin
c. Thyroxine
d. Progesterone

2/Which of the following is a function of tropomyosin in skeletal muscle?
Select one:
a. Binding to myosin during contraction -
b. Releasing Ca+2 after initiation of contraction
c. Acting as a relaxing protein
d. Sliding on actin to produce shortening

3/Absorption of which of the following nutrients will be affected by total removal of stomach?
Select one: _
a. Vitamin K _
b. Vitamin B12 _
c. Amino acids
d. Glucose

4/Growth hormone stimulates secretion of:
Select one:
_ a. human chorionic somatomammotropin
b. insulin-like growth hormone
C. insulin
d. growth hormone releasing hormone

In: Anatomy and Physiology

33-1/Which of the following results in skeletal muscle hypertrophy in response to weightlifting? Select one: _...

33-1/Which of the following results in skeletal muscle hypertrophy in response to weightlifting?
Select one: _
a. Fusion of sarcomeres between adjacent myofibrils
b. Increase in the blood supply
c. Enlargement of individual muscle fibers
d. Increase in the number of neuromuscular junctions

2/In the retina, the cones differ from the rods in that the cones are:
Select one:
a. affected by vitamin A deficiency
b. sensitive to light
C. more abundant
d. concerned with color vision.

3/One of the following cells is NOT part of the innate immune system:
Select one: _
a. Macrophage _
b. Neutrophil
c. B cell
d. Natural killer (NK) cell e. Mast cell

4/The body thermoregulatory area is located in the: Select one: _
a. medulla
b. cerebellum
c. hypothalamus
d. cerebral cortex

In: Anatomy and Physiology

Complete the chart using accurate terminology or explanations Membrane composed of the alveolar wall, the capillary...

Complete the chart using accurate terminology or explanations

Membrane composed of the alveolar wall, the capillary wall and their basement membranes.

Haemoglobin combined with oxygen.

A difference in amount of a substance between two areas.

Respiratory structure divided by a septum.

Conducting zone

Intrapleural pressure

Internal respiration

Ventilation

word limit for this section: 200)

Tui’s respiratory system is made up of several structures that enable air to be conducted into and out of her lungs. These structures are needed to ensure an endless supply of oxygen is available to the trillions of cells in her body.  

Identify the location and give a structural description for each of the following respiratory system structures (200 words):

  • Trachea –
  • Bronchi –
  • Bronchiole –
  • Alveoli –
  • Visceral Pleura –
  • Parietal Pleura –
  • Pleural Fluid –
  • Respiratory membrane –
  • Diaphragm –
  • External Intercostals –

In: Anatomy and Physiology

1/ Which of the following characteristics is shared between smooth muscle and skeletal muscle? Select one:...

1/ Which of the following characteristics is shared between smooth muscle and skeletal muscle?
Select one: _
a. Striated arrangement of the actin and myosin filaments _
b. Presence of T tubule network
c. Ability to contract in the absence of an action potential
d. Dependence of contraction on Ca+2 ions

2/ Which of the following conditions causes bleeding tendency after prolonged exposure to hazardous irradiation?
Select one: _
a. Vitamin K deficiency _
b. Hemophilia L
c. Chronic liver disease
_ d. Thrombocytopenia

3/ Which of the following enables smooth muscle to contract rhythmically in the absence of external stimuli?
Select one: _
a. Hyperpolarized membrane potential _
b. Ability to pump calcium to the extracellular space
c. Intrinsic pacemaker wave activity
d. Higher resting cytosolic Ca2+ concentration

4/ Which one of the following cells is an antigen presenting cell (APC)?
Select one: _
a. B cell _
b. T cell
C. Basophil
d. Mast cell - e Eosinophil

In: Anatomy and Physiology

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