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WorksheetsHuman Anatomy and Physiology Quiz
Total questions: 39
Worksheet time: 32mins
Which heart chamber pumps oxygenated blood to the body?
Right atrium
Right ventricle
Left atrium
Left ventricle
The valve between the left atrium and left ventricle is the:
Tricuspid
Pulmonary
Mitral (bicuspid)
Aortic
List the three layers of the heart wall.
The sac that surrounds and protects the heart is called the (a) .
The pacemaker of the heart is the:
SA node
AV node
Purkinje fibers
Bundle of His
S1 ("lub") is caused by closure of which valves?
Semilunar valve
AV valves
Aortic valve
Pulmonic valve
S3 heart sound is associated with ________ (e.g., fluid overload).
Hypertension
Normal aging
Early diastolic filling
Valve stenosis
Name the auscultation point for the aortic valve.
Place in order: SA node → AV node → Bundle of His → ________ → Purkinje fibers.
Right/Left Bundle Branches
AV bundle
Tricuspid node
The first branch of the aortic arch is the:
Left submetacarpal artery
Brachiocephalic artery
Left carotid artery
Right subclavian artery
Match the artery to where it originates:
Define the following: Atrial systole.
Which structure belongs to the upper respiratory tract?
Trachea
Bronchi
Nasal cavity
Lungs
During inhalation, the diaphragm:
Relaxes and moves up
Contracts and moves down
Remains still
The "pump-handle" motion refers to the movement of the:
Lower ribs
Sternum
Diaphragm
The medulla controls breathing by regulating:
Heart rate
Gas exchange
Basic respiratory rhythm
Airway lubrication
Chemoreceptors respond primarily to changes in ______.
CO₂
O₂
pH
All of the above
Gas exchange in the lungs occurs through the:
Bronchi
Alveoli
Pleura
Trachea
COPD is characterized by:
↓ airway resistance
Chronic obstruction of airflow
Restrictive lung volumes
Pleural inflammation
Functional unit of the kidney:
Nephron
Neuron
Nephrocyte
Cortex
The glomerulus + Bowman's capsule is called the:
Renal pyramid
Renal corpuscle
Renal papilla
Nephron loop
The ascending/descending limbs belong to which nephron part?
DCT
Loop of Henle
PCT
Collecting duct
The kidney hormone responsible for RBC production is:
ADH
Renin
EPO
Aldosterone
Put in order: Renal pelvis → bladder → major calyx → ureter → minor calyx → urethra.
RAAS helps regulate:
RBC count
Respiratory rate
Blood pressure
Digestion
Sperm maturation occurs in the:
Testes
Epididymis
Vas deferens
Prostate
Testosterone is produced by:
Sertoli cells
Leydig cells
Spermatogonia
FSH acts on which cells?
Leydig
Sertoli
Acinar
Estrogen primarily does which of the following?
Maintains endometrium
Stimulates ovulation
Promotes secondary sex characteristics
Thickens cervical mucus
Fertilization most commonly occurs in the:
Uterus
Cervix
Fallopian tube
Ovary
Progesterone is secreted by the:
Corpus luteum
Pituitary
Thyroid
Follicle
RBC lifespan is approximately:
10 days
50 days
120 days
365 days
Iron-deficiency anemia results in which RBC type?
Macrocytic
Microcytic
Normocytic
Vitamin B12 deficiency causes:
Microcytic anemia
Macrocytic anemia
Hemolytic anemia
Sickle cell disease involves abnormal:
Platelets
Hemoglobin
Plasma proteins
Platelets come from:
Megakaryocytes
Monocytes
Plasma cells
Normal WBC count:
2,000–4,000
4,800–10,800
12,000–20,000
Leukopenia means:
Low WBC
High WBC
Low RBC
B cells are responsible for:
Cell-mediated immunity
Humoral immunity
Phagocytosis
