Human anatomy worksheet with answers

Which organ stores urine before it is passed out of the body?

1. AUreter
2. BUrinary bladder
3. CUrethra
4. DKidney

Which is the largest organ of the human body?

1. ALungs
2. BLiver
3. CSkin
4. DBrain

Which plane divides the body into left and right parts?

1. ACoronal (frontal) plane
2. BSagittal plane
3. CTransverse (horizontal) plane
4. DOblique plane

Which of these organs is retroperitoneal?

1. ATransverse colon
2. BSpleen
3. CKidney
4. DStomach

The circle of Willis at the base of the brain connects which two arterial supplies?

1. AJugular and vertebral systems
2. BInternal carotid and vertebrobasilar systems
3. CLeft and right external carotid arteries
4. DExternal carotid and subclavian arterial systems

In which structure do sperm mature and get stored after leaving the testis?

1. ASeminal vesicle
2. BSeminiferous tubules
3. CProstate gland
4. DEpididymis

Where does the thoracic duct usually empty its lymph into the blood?

1. ARight atrium directly
2. BInferior vena cava at the level of the kidneys
3. CJunction of the right subclavian and right internal jugular veins
4. DJunction of the left subclavian and left internal jugular veins

Why can an inflamed gallbladder that irritates the diaphragm cause pain at the tip of the right shoulder?

1. AThe phrenic nerve shares spinal segments C3–C5 with the skin of the shoulder
2. BBile travels up the lymphatics to the shoulder
3. CThe vagus nerve supplies the skin of the shoulder
4. DThe gallbladder is attached to the right clavicle