Question

In: Anatomy and Physiology

QUESTION 1 Why is vitamin D necessary? A. Vitami D protects the skin from pathogen B....

QUESTION 1

Why is vitamin D necessary?

	A.	Vitami D protects the skin from pathogen
	B.	VItamin D protect the skin pathogen
	C.	Vitamin D is required for calcium absorption from the small intestine
	D.	Vitamin D is critical for thermoregulation

QUESTION 2

What type of junction allows electrical signals to rapidely spread from cell to cell

A, desmosome

B, hemidesmosome

C. gap junction

D. tight junction

QUESTION 3

Ligament and tendons are primarily composed of :

B. Dense regular connective tissue.

C. Cartilage

D Adipose tissue

QUESTION 4

_____________gland plays a major role in maintaining body temperature:

A. Sebaceous

B, eccrine

C. Apocrine

D. Ceruminous

QUESTION 5

simple columnar epithelial epithelial cells lining the internal passageways of the digestive tract usually have _________________ at their free surface

A. . mitochondria

B. Cilia

c. Microvilli

D. Golgi complex

QUESTION 6

All the following are part of the integumentary system except :

A. Epidermis

B. Dermis

C. hair and nails

D. hypodermis

QUESTION 7

The combination of fibers and ground substance in the supporting connective tissue is known as

A. groundsubstance

B. matrix

C. cytosol

D. plasma

QUESTION 8

What component of ground substance adheres cells to their places within the extracellular matrix( ECM).

A. Hyluronic acid

B. glycoprotein

C. Glycosaminoglycan ( GAGs)

d. Proteoglycan

QUESTION 9

9. The deepest stratum___________of the epidermis is highly mitotic and responsible for cell replacement

A. corneum

B. Lucidum

C. granulosum

Germinativum

QUESTION 10

Which organ system is lined by transitional epithelium to accomodate streaching muscle ?

A. Muscle tissue

B. Small intestine

C. Alveoli

D. Urinary bladder

Expert Solution

1. Answer ; c) vitamin D is required for calcium absorption in the small intestine.

Reason ; One of the major function of these vitamin is explained in the above mentioned statement. Other statement are not really the function that are related to these type of vitamin. therefore the above mentioned option would be the appropriate one.

2. Answer ; C) Gap junction

Reason ; Among the listed term the above mentioned term refers the actual definition given in the description about the connection that is responsible for the transport of signal from cell to cell.

3. Answer ; A) collagen fibers.

Reason ; The given structure are primarily composed of the above mentioned material or fibers. other options are not the appropriate material that are related to these structure. Therefore the above mentioned option would be the appropriate one.

4. Answer ; B) Eccrine gland

5. Answer ; C) Microvilli

6. Answer ; C) hair and nails

7. Answer ; B) Matrix

8. Answer ; B) glycoproteins

9. Answer ; d) germinatum

10. Answer ; D) urinary bladder.

Sydney Mullin answered 8 months ago

vitamin K is necessary for the absorption of vitamin B 12 from the intestines

Vitamin D synthesis in the skin is affected by all of the following EXCEPT ________. use...

Vitamin D synthesis in the skin is affected by all of the following EXCEPT ________. use of sunscreen skin color geographic location All of these factors can affect vitamin D synthesis

Q30) The "fat soluble" vitamin(s) is(are):- a) Vitamin A b) Vitamin D c)...

Q30) The "fat soluble" vitamin(s) is(are):- a) Vitamin A b) Vitamin D c) Vitamin E d) Vitamin K e) All of the above Q31)What type of diabetes mellitus (DM) has the following features? a) Begins with insulin resistance b)Cells of the body fail to respond to insulin properly c)Common cause is excessive body weight d)Another common related feature is insufficient exercise a) Type 1 DM b) Type 2 DM c)Type 3 DM...

All of the following can function as an antioxidant except (a) Vitamin E (B) Vitamin B (C) Vitamin C (D) selenium

All of the following can function as an antioxidant except (a) Vitamin E (B) Vitamin B (C) Vitamin C (D) selenium This anti oxidant prevents the oxidation and free radicals of LDL (A) Iron (B) vitamin E (C) Sodium (D) vitamin C We can reduce our risk of developing Cardio Vascular disease, Cancer, stroke, ect..by consuming A lot of (A) Red meat (B) Milk (C) Won ton soup (D) Oranges, Carrots, Cantaloupe ANTIOXIDANTS give what to a free Radical to...

Introduction 1. What do these terms mean? a. Catalase b. Oxidative stress c. Pathogen d. Surfactant...

Introduction 1. What do these terms mean? a. Catalase b. Oxidative stress c. Pathogen d. Surfactant e. Sigma S (RpoS, product of the rpoS gene) f. Azide 2. What research question are the authors trying to answer? 3. What is the authors’ hypothesis? 4. Why do they want to test activity for HPII on clinical isolates of pathogenic E. coli? 5. What is their rationale for conducting the present study? Article Link: https://documentcloud.adobe.com/link/review?uri=urn:aaid:scds:US:814b91f5-128c-44b5-806e-faba7dd5ce06#pageNum=1

Trying to create a question on how vitamin D is up taken in the body and...

Trying to create a question on how vitamin D is up taken in the body and the cycle that it plays a role in. I do not understand how its being uptaken within the body.

Please summarize these two passages from this article. 1. Introduction Vitamin D is the main hormone...

Please summarize these two passages from this article. 1. Introduction Vitamin D is the main hormone regulating calcium phosphate homeostasis and mineral bone metabolism.The discovery that a variety of tissues can express vitamin D receptor (VDR) has opened new ways of research related to vitamin D biological effects and molecular pathways [1–3]. There is evidence that vitamin D is implicated in the regulation of the immune system, the cardiovascular system, oncogenesis [4], and cognitive functions [5]. Loss of muscle mass...

1. Although the model of skin pigmentation based on UV exposure and vitamin production is comprehensive,...

1. Although the model of skin pigmentation based on UV exposure and vitamin production is comprehensive, it still presents a problem. This model does not explain why some northern populations, for example the Sami in Scandinavia and Inuit in Northern Canada, are darker in skin colour than the peoples to the south (the map below illustrates the territories of the Sami and Inuit). The lightest populations in the world are not from the farthest north. Based on the information ,...

Question 1 Methods for transmission of zoonotic pathogens include: A. Contact with the skin B. Bite...

Question 1 Methods for transmission of zoonotic pathogens include: A. Contact with the skin B. Bite or scratch of an animal C. Direct inhalation D. Ingestion of contaminated foods E. All of the above Question 2 In the 20th century, decades of progress in reducing mortality due to acute infectious diseases was reversed due to A. Decreased public health funding B. HIV/AIDS pandemic C. Increased focus on chronic diseases D. None of the above Question 3 Pregnant women and ___________experience...

-Vitamin A, D ,C ,B, K , Ca2+, Na+, Cl- , Glucose , Glycine , GABA,...

-Vitamin A, D ,C ,B, K , Ca2+, Na+, Cl- , Glucose , Glycine , GABA, and Caffeine Does each of these act on receptors? And if they do what receptors do they act on?