Question

Question 1 (2 points) ✓ Saved A lack of exercise could cause bones to become longer. cause bones to store more calcium. cause bones to lose their medullary cavity. result in porous and weak bones. cause bones to become thicker. Question 2 (2 points) Which of the following body cavities does NOT enclose another smaller cavity? dorsal pleural ventral mediastinum abdominopelvic Question 3 (2 points) Bones that develop within tendons are called bones. sutural endochondral ОС irregular tendinous sesamoid

Answer 1

ans 1 and ans 3 in the pic

Q2.body cavity are the cavity which is fluid filed and covers the organs and protect them from any injury

a. Option a is incorrect dorsal cavity contain cranial cavity encloses brains

b. Option b is incorrect these are part of ventral body cavity and 2 in number.

c. Option c is incorrect ventral cavity encloses pleural, pericardium and superior mediastinum.

d. Option d is correct it doesn’t enclose any small cavity it encloses heart directly.

e. Option e is incorrect it encloses abdominal cavity, ribcage, kidney, ureters, stomach intestine, pelvic cavity etc

Q4. Presence of epiphyseal line indicates the epiphyseal growth is ended and now the bone doesn’t grow. It usually seen in adulthood. And no external measure cant bring change in the this ossification.

a. Option a is incorrect because growth hormone doesn’t bring change in epiphysial closure.

b. Option b is incorrect it cause growth in the mesenchymal cell, but this activity doesn’t bring growth in length.

c. Option c is incorrect once epiphyseal line formed, no growth will occur in any age.

d. Option d is correct due to ossified epiphyseal plat further growth cant take place.

e. Option e is incorrect due to ossification of epiphyseal plate.

Q5. Intramembranous ossification is a process in which compact and spongy bones are developed from mesenchymal cells or fibrous membrane. It includes flat bone, clavicle, some cranial bone etc.

Option E is correct answer that is clavicle and cranial bone, both are formed by the process intramembranous ossification.

Q6. Liver is a organ found in the in vertebrae with detoxifies the blood and help in metabolization. It is anatomically located in the upper right-hand portion of abdominal cavity. Beneath diaphragm.

a. Option a incorrect right lower quadrant contain intestine, appendix, right ureter etc

b. Option b incorrect left upper quadrant contain left kidney, spleen, colon, small intestine and some part of liver.

c. Option c is incorrect hepatic, hepatic refer to liver and liver is an organ not a quadrant.

d. Option d is incorrect left lower contain left ovary, fallopian tube, let ureter and descending, sigmoid colon

e. Option d is correct right upper quadrant contain major part of liver, gallbladder, duodenum, right kidney adrenal gland etc.

Q7. Organ system is a group of organs work together to achieve specific function in the body.

Endocrine system is a group of organs that secrete hormone which regulate body functioning. It contains hypothalamus, pineal body, endocrine part of pancreas, pituitary, thyroid, parathyroid, ovaries and testis.

a. Option a is incorrect, because digest system consists of only pancreas

b. Option b is correct it contains both pancreas and pineal.

c. Option c is incorrect because nervous system contains brain, spinal cord and nerves.

d. Option d is incorrect, lymphatic system contain spleen thymus, tonsils, lymph nodes, lymphoid organs, etc.

e. Option e is incorrect cardiovascular system consist of heart, blood vessels, capillaries and lungs.

Q8. Osteon are the structure which is cylindrical in shape and embedded in the compact bone. It consists of central canal known as harversian canal. It is surrounded by bone matric and allow passage of blood vessel, lymphatic vessels and nerve fiber from the center.

a. Option a is incorrect lacuna are located in the periphery of the osteon

b. Option b is incorrect concentric lamella surround the central canal of the osteon.

c. Option c is incorrect bone marrow is not located in the harversian canal it surrounded the canal of long bone.

d. Option d is correct, blood vessel nerves passes through the central canal of the osteon.

e. Option e is incorrect, osteocytes these are located in the rings of matrix.

Q9. Homeostasis is maintaining normal functioning of the body by regulating vitals, blood glucose, ph. of blood, etc. maintain body homeostasis.

The 2 major organ system such as endocrine and nervous system maintain homeostasis by regulating hormones of the body and control and coordinate body organs with feedback system.

a. Option a is correct answer it maintains homeostasis

b. Option b and c is incorrect respiration and cardiovascular system maintain homeostasis under the influence of vasopressor or vasoconstrictor which is regulated by nervous system.

c. Option d is incorrect it circulates immunity cells in the body.

d. Option e is incorrect it regulated by endocrine system.

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FOR ANY DOUBT POST A QUESTION IT WILL BE HIGHLY APPRECIATED, DUE TO TIME CONSTRAINS SOME INCORRECT OPTIONS ARE NOT EXPLAINED.