CSS - PMS - CCE - PCS - General Science
Organs
Which pancreatic hormone lowers blood glucose?
A. Glucagon
B. Insulin
C. Cortisol
D. Thyroxine
Correct Answer: B
Insulin promotes glucose uptake and storage, lowering blood glucose.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ has both endocrine and exocrine functions?
A. Pancreas
B. Spleen
C. Gallbladder
D. Appendix
Correct Answer: A
The pancreas secretes digestive enzymes exocrinely and hormones such as insulin endocrinely.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ removes old red blood cells from circulation and also has immune functions?
A. Spleen
B. Gallbladder
C. Pancreas
D. Thyroid
Correct Answer: A
The spleen removes aged red blood cells and supports immune responses.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ lies mainly in the left upper quadrant and helps filter blood?
A. Spleen
B. Appendix
C. Gallbladder
D. Bladder
Correct Answer: A
The spleen lies in the left upper abdomen and filters blood and supports immune function.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ is mainly located in the right upper quadrant of the abdomen?
A. Spleen
B. Liver
C. Stomach
D. Pancreas
Correct Answer: B
Most of the liver lies in the right upper quadrant beneath the diaphragm.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ stores glycogen and helps regulate blood glucose?
A. Liver
B. Lungs
C. Spleen
D. Gallbladder
Correct Answer: A
The liver stores glucose as glycogen and helps maintain blood glucose.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ detoxifies many drugs and harmful substances?
A. Liver
B. Spleen
C. Bladder
D. Thymus
Correct Answer: A
The liver is central to metabolism and detoxification of many substances.
CSS - PMS - CCE - PCS - General Science
Organs
Which is the largest gland in the human body?
A. Thyroid
B. Liver
C. Pancreas
D. Pituitary
Correct Answer: B
The liver is the largest gland in the human body.
CSS - PMS - CCE - PCS - General Science
Organs
The appendix is attached to which part of the large intestine?
A. Rectum
B. Cecum
C. Sigmoid colon
D. Transverse colon
Correct Answer: B
The vermiform appendix arises from the cecum.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ connects the small intestine to the rectum?
A. Large intestine
B. Esophagus
C. Gallbladder
D. Pancreas
Correct Answer: A
The large intestine extends from the cecum through the colon to the rectum.
CSS - PMS - CCE - PCS - General Science
Organs
Which is the final part of the small intestine?
A. Duodenum
B. Jejunum
C. Ileum
D. Colon
Correct Answer: C
The ileum is the terminal segment of the small intestine.
CSS - PMS - CCE - PCS - General Science
Organs
Which is the first part of the small intestine?
A. Ileum
B. Jejunum
C. Duodenum
D. Cecum
Correct Answer: C
The small intestine is arranged as duodenum, jejunum, and ileum.
CSS - PMS - CCE - PCS - General Science
Organs
Which part of the small intestine receives bile and pancreatic secretions?
A. Jejunum
B. Duodenum
C. Ileum
D. Cecum
Correct Answer: B
The duodenum receives bile and pancreatic juice.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ secretes digestive enzymes and bicarbonate into the small intestine?
A. Pancreas
B. Spleen
C. Thyroid
D. Kidney
Correct Answer: A
The exocrine pancreas releases digestive enzymes and bicarbonate into the duodenum.
CSS - PMS - CCE - PCS - General Science
Organs
Which enzyme begins protein digestion in the stomach?
A. Amylase
B. Pepsin
C. Lipase only
D. Trypsin
Correct Answer: B
Pepsin is activated in the acidic stomach and begins protein digestion.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ produces hydrochloric acid for digestion?
A. Stomach
B. Liver
C. Pancreas
D. Large intestine
Correct Answer: A
Parietal cells in the stomach secrete hydrochloric acid.
CSS - PMS - CCE - PCS - General Science
Organs
Which organ is a J-shaped muscular sac in the upper abdomen?
A. Stomach
B. Spleen
C. Pancreas
D. Bladder
Correct Answer: A
The stomach is a muscular digestive organ located mainly in the upper left abdomen.
CSS - PMS - CCE - PCS - General Science
Organs
Which lung is slightly smaller because of the position of the heart?
A. Right lung
B. Left lung
C. Both lungs equal
D. Neither lung
Correct Answer: B
The left lung is smaller and has a cardiac notch.
CSS - PMS - CCE - PCS - General Science
Organs
The trachea divides into which structures?
A. Ureters
B. Main bronchi
C. Pulmonary veins
D. Alveolar ducts directly
Correct Answer: B
The trachea bifurcates into right and left main bronchi.
CSS - PMS - CCE - PCS - General Science
Organs
Which membrane covers the lungs?
A. Pericardium
B. Pleura
C. Peritoneum
D. Meninges
Correct Answer: B
The pleura is a double-layered membrane associated with the lungs and thoracic wall.