2nd Professional (Physiology-II ) B.Sc in Physiotherapy Examination March 2012

UNIVERSITY OF DHAKA

2^nd Professional B.Sc in Physiotherapy Examination March 2012

Subject: Physiology-II (New Curriculum)

Full marks: 100 Time: 3 hours

Use separate answer script for each group

Answer any three parts from each question

All questions carry equal marks

Group-A

Q: No: 01: a) What is myofibril? Discuss the general mechanism of muscle contraction.

b) What are the types of muscles? Discuss the functions of muscle?

c) What is muscle twitch? Enumerate the types of muscle contraction.

d) Write short notes on: i) Sarcoplasmic reticulum ii) Motor unit

Q: No: 02: a) What is neurotransmitter? Describe neuromuscular junction.

b) Define muscle strength. What are the factors determining muscle strength?

c) What are the nutrients used during muscle activity? Describe the body fluid and salt in exercise.

d) Write short notes on: i) Aging ii) Fatigue

Group-B

Q: No: 03: a) What is  debt? Explain respiration in exercise.

b) Define physical fitness. Write down the components of physical fitness.

c) What is exercise? Describe aerobic and anaerobic exercise.

d) Write short notes on: i) Athlete heart ii) Heat stroke

Q: No: 04: a) Name the muscle metabolic systems in exercise. Discuss the phosphocreatine-creatine system.

b) Explain the effects of muscle exercise on blood flow. Discuss the effects of exercise on blood pressure.

c) What is heat exhaustion? Explain the mechanism of heat gain of the body.

d) Write short notes on: i) Balance diet ii) Fast-twitch fibers