MCQ Bank
How many times carbon monoxide has more affinity for hemoglobin than oxygen?
- A) 150
- B) 100
- C) 200
- D) 50
Which of the following is not the function of Ringer's solution?
- A) Electrolyte balance
- B) Fluid replacement
- C) oxygen transport
- D) keeping the tissue moist
In a sphygmomanometer, which component Is used to release pressure from the cuff?
- A) both bulb and valve
- B) bulb
- C) valve
- D) cuff
All forms of hemoglobin are converted to cyanmethemoglobin except…………….
- A) Methamoglobin
- B) Carboxyhemoglobin
- C) Oxyhemoglobin
- D) Sulfhemoglobin
What is the location of the pacemaker cells in the heart?
- A) Bundle of His
- B) SA node
- C) AV node
- D) Left ventricle
which of the following pressure rises during exercise?
- A) diasyolic
- B) all of these
- C) air pressure
- D) systolic
What is the term for the measurement of pressure in the arteries when the heart is at rest between beats?
- A) Mean arterial pressure
- B) Systolic pressure
- C) Pulse pressure
- D) Diastolic pressure
which of the following is not an ingredient of Ringer’s solution?
- A) Potassium chloride
- B) Sodium chloride
- C) Potassium cyanide
- D) Calcium chloride
What are the primary hormones produced by the ovary?
- A) Both estrogen and progesterone
- B) FSH
- C) progesterone
- D) estrogen
What is not considered a sign of estrous?
- A) mounting
- B) restlessness
- C) Menstruation
- D) phonation
Hyperglycemia refers to:
- A) Low blood glucose levels
- B) High blood glucose levels
- C) Elevated cholesterol levels
- D) High blood pressure
which of the following phases is a seasonal event?
- A) Anestrus
- B) metestrus
- C) Estrus
- D) proestrus
striatum is involved in ............
- A) reward processing
- B) motor control
- C) habit formation
- D) all of these
Which of the following is a symptom of diabetes?
- A) Increased bone density
- B) Hypertension
- C) Low cholesterol levels
- D) Excessive thirst
Which part of the brain is responsible for respiration and heart rate?
- A) Fore brain
- B) all of these
- C) Hind brain
- D) Mid brain
In aquatic ecosystems, why is high Dissolved Oxygen concentration important for fish and other organisms?
- A) Facilitates anaerobic digestion
- B) Enhances sedimentation
- C) Supports aerobic respiration
- D) Promotes algae growth
Identify the hormone that acts as positive feedback to release LH from the anterior pituitary.
- A) increasing amounts of estrogen
- B) decreasing amounts of estrogen
- C) decreasing amounts of estrogen
- D) increasing amounts of progesterone
which part of the brain holds memory?
- A) fore brain
- B) mid brain
- C) all of these
- D) hind brain
Melatonin may ...........the reproduction in short-day breeders.
- A) stimulate
- B) Suppress
- C) stop
- D) repress
Which hormone is primarily responsible for regulating blood glucose levels?
- A) Thyroxine
- B) Glucagon
- C) insulin
- D) Cortisol