A single sensory neuron informs the CNS of a very large stimulus using multiple APs in rapid succession. True False

Name three (3) characteristics of red blood cells which make them well suited to carry oxygen to tissues?

1. The three-dimensional shape of a protein determines its function. Briefly explain these terms as they relate to protein shape and provide a supporting example for each: denature, conformational change, genetic mutation. Each example must include a specific protein.

2. Compare and contrast simple diffusion and facilitated diffusion. In other words, how are they similar and how are they different? Provide supporting examples for each.

3. (a) What is the osmolarity of a solution containing 85 mM C6H12O6, 120 mM KCl, and 24 mM CaCl2? Show your calculations. (b) What would happen to human blood cells put in the solution above? Explain.

2. Cytoskeleton of neuron is very important to neuron function. Alzheimer’s disease is an example of central nerve system disease related to cytoskeleton dysfunction. How are proteins of “tau” and “amyloid” related to Alzheimer’s disease (AD)? Please elaborate this question as much as possible.

the main vessel delivering deoxgenated blood to the lungs is

In about 6 paragraphs explain the actions of different types of hormones in our bodies and how people view hormones in general

How is sensory information coded? That is, how can your CNS distinguish the type of stimulus, the location of the stimulus, and the intensity of the stimulus?

How did the valve influence the experimental results? Is possible, indicate the difference in water displaced( in ml) with the valve versus without the valve. does the valve enhance water flow? Why?

Heart valves and pumps experiment

1. A 22-year-old male comes to the emergency department after sustaining a fall in a construction site, after proper evaluation you notice that the patient has lack of sensation over the lateral aspect of the forearm, inability to abduct the upper limb and inability to flex the forearm. Which of the following is the most likely location of this patient’s injury?
   1. Musculocutaneous nerve
   2. C5-C6 Nerve roots
   3. Axillary nerve
   4. Medial brachial cutaneous nerve
   5. Ulnar nerve
2. A 36-year-old male comes to the office complaining of lack of sensation in the medial aspect of the arm and forearm and a few other symptoms. Which of the following is the most likely location of this patient’s injury?
   1. Medial brachial cutaneous nerve
   2. Ulnar nerve
   3. Radial nerve
   4. Medial cord
   5. Axillary nerve
3. A 19-year-old male comes to the ED after being stabbed in a space limited by the teres major and minor, the humerus and the long head of the triceps. Which of the following signs do you expect to find in the physical evaluation?
   1. Lack of flexion of the forearm
   2. Lack of sensation over the lateral aspect of the arm
   3. Lack of adduction of the arm
   4. Lack of sensation over the medial aspect of the forearm
   5. Lack of sensation over the clavicle

4. A 22-year-old male comes to the ED after being stabbed in the axillary fossa. After stabilization and proper surgical evaluation an injury the portion of the brachial plexus lateral to the axillary artery. Which of the following signs do you expect to find in the physical evaluation?
   1. Weakness of supination of the forearm
   2. Lack of sensation of the medial aspect of the arm
   3. Lack of sensation of the medial aspect of the forearm
   4. Lack of extension of the forearm
   5. Lack of sensation of the lateral aspect of the arm

What happens in a hydrophobic interaction between R groups to give a protein is shape?

For R groups to form ionic bond what types of molecules must be present?

Please explain so I can understand

briefly describe the mechanism of steroid hormone action and its benefits to an athlete.

1. Listing the muscles of the shoulder, their origin, insertion and function
2. Identifying and listing the boundaries of the axillary fossa
3. Contrasting the components of the quadrangular space, triangular space and triangular interval
4. Listing the muscles of the arm, their origin, insertion and function
5. Listing the muscles of the forearm and their function
6. Organizing the muscles of the forearm based on their respective compartments
7. Organizing the muscles of the forearm based on their respective layers
8. Listing the boundaries of the cubital fossa
9. Listing the muscles of the Thenar eminence and their function
10. Listing the muscles of the Hypothenar eminence and their function
11. Listing the muscles of the intermediate region of the Hand and their function

1. A 27-year-old male comes to the outpatient clinic complaining of pain in the shoulder region, after a proper physical evaluation you determine that the there’s a supraspinatous muscle tear.

Which is the function of the supraspinatous muscle?

Which is the insertion of the supraspinatous muscle?

2. A 23-year-old male comes to the emergency department after sustaining a penetrating injury to the right arm. There’s damage of a muscle inserted in a tubercle in the lateral aspect of the humerus.

Which is the function of the affected muscle?

What’s the origin of the affected muscle?

3. A 22-year-old male comes to the emergency after sustaining a humeral fracture, after proper evaluation and imaging studies, you identify a fracture of the lesser humeral tubercle.

              Which movement is most likely to be compromised in this patient? What’s the origin of the most likely affected muscle?

2.1 Based on image #1: list the boundaries of the axillary fossa

3.1 Based on image #2: List the boundaries of the quadrangular space, triangular space and triangular interval and mention at least 1 structure that passes through the space

1. A 22-year-old male comes to the emergency department complaining of a bulge in the anterior aspect of the arm, after a proper evaluation, you find out he was lifting heavy weights and ruptured a tendon.

              Which muscle is most likely to be affected?

            What the main function of the affected muscle?

    Which is the insertion/origin of the affected muscle?

2. Which muscles originate from the coracoid process?

5, 6, 7, 9, 10 and 11 = Lab

1. Based on the image provided, list the boundaries and contents of the cubital fossa
2. Which structure is at risk of damage if the aponeurosis of the Biceps Brachii is pierced by a needle during a phlebotomy?

List the roots that give rise to the brachial plexus

List the most common syndromes that arise from an injury of the roots of the brachial plexus

Organize the brachial plexus based on its divisions

List the functions of each terminal branch of the brachial plexus

Organize the sensory innervation of the upper limb based on the specific branch of the brachial plexus

List the most common places for an injury of a terminal branch of the brachial plexus (example:

Radial nerve at the radial groove)

Identify the location of an injury of the brachial plexus based on the neurological deficits

Contrast a proximal ulnar nerve injury with a distal ulnar nerve injury

Contrast a proximal median nerve injury with a distal median nerve injury

List the signs and symptoms of carpal tunnel syndrome

1. There are many different cellular kinases but all of the kinases bind ATP and catalyze the transfer of a phosphate group from ATP to the substrate. Do kinase inhibitors affect ALL kinases or do they display some specificity? Explain

2. Assume you are an oncologist. One of your patients was diagnosed with pancreatic cancer. What steps would you take to formulate an individualized treatment strategy? What specific information do you need to know to accomplish this goal?