2012 physiology

Question 1

If the tissue is dehydrated, and 90% of the tissue is left. What is this tissue?

Answer 1

Fat

Question 2

Which one is a characteristic of Na⁺/K⁺ Pump?

Answer 2

Electrogenic

Question 3

Which one is a cause of extracellular edema?

Answer 3

Increased capillary pressure

Question 4

Measure the EMV if NA⁺, K⁺, & glucose channels are all open?

Answer 4

Zero

Question 5

What would most likely increase Ca⁺⁺ efflux via Na⁺/Ca⁺⁺ Exchanger?

Answer 5

Sarcolemmal Ca⁺⁺-ATPase

Question 6

If You have 400ml of 1% NaCl, and you added 100ml 2% NaCl, What is the final concentration?

Answer 6

no answer

Question 7

What event takes place before depolarization of T-tubules in skeletal muscle during excitation-contraction coupling?

Answer 7

Binding of Ach

Question 8

What is true about Sterling’s law?

Answer 8

The filtered fluid will return back by the lymphatics

Question 9

What is the function of microtubules-associated proteins?

Answer 9

Transport of vesicle

Question 10

What factor induces fever during an infection?

Answer 10

COX2

Question 11

During the exam, when you stop breathing, CO₂ increases while pH is minimally changed. What is mainly responsible for this buffering?

Answer 11

hemoglobin

Question 12

What causes depolarization of VSMC?

Answer 12

Phosphorylation of MLC-kinase