Human Health & Physiology (HL) Question Preview (ID: 9385)


Test Questions For Topics 6 And 11 (Human Health & Physiology) Of The IB Biology Syllabus. TEACHERS: click here for quick copy question ID numbers.

Which process decreases when the human body temperature decreases?
a) Blood flow to the internal organs
b) Secretion of sweat
c) Secretion of insulin
d) Shivering

Which organ secretes enzymes that are active at a low pH?
a) mouth
b) pancreas
c) stomach
d) liver

Which vessel carries deoxygenated blood?
a) the pulmonary artery
b) the coronary artery
c) the aorta
d) the pulmonary vein

Which is NOT true of active immunity?
a) It can be produced by exposure to a disease-causing organism.
b) It can be produced artificially.
c) It can be produced by a virus.
d) It can be transferred via the colostrum.

Anti-diuretic hormone has its main effect on what part of the nephron?
a) proximal tubule
b) Bowman's capsule
c) loop of Henle
d) collecting duct

Why do antibiotics kill bacteria but not viruses?
a) Antibiotics stimulate the immune system against bacteria but not viruses
b) Viruses have a way of blocking antibiotics
c) Viruses are too small to be affected by antibiotics
d) Viruses do not have a metabolism

Where in the kidney does ultrafiltration take place?
a) glomerulus
b) loop of Henle
c) proximal tubule
d) collecting ducts

Which type of cell is responsible for secondary immune responses to a pathogen?
a) cytotoxic T-cells
b) phagocytes
c) macrophages
d) memory cells

The movement of which ion initiates an action potential?
a) calcium
b) magnesium
c) sodium
d) potassium

What is the function of the right ventricle?
a) Pumping blood into the pulmonary artery
b) Pumping blood into the pulmonary vein
c) Pumping blood into the aorta
d) Pumping blood into the coronary artery

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 9385 in the upper right hand corner or click here.

TEACHERS / EDUCATORS
Log In
| Sign Up / Register