Biology

Animal Tissue and Anatomy

1,349 Questions

Test your knowledge of animal tissues and anatomical structures with these practice questions. The set covers human organs, reproductive systems, and sensory receptors. These fundamental biology topics frequently appear in medical and competitive examinations.

Sensory receptorsReproductive organsBody structure frameworkEar drum pressureExcretory system

Animal Tissue and Anatomy Questions

Multiple choice

Which of the following is the chestnut shaped reproductive organ located in front of rectum and situated just below the bladder in male humans?

  1. Testes

  2. Endocrine gland

  3. Cowper's gland

  4. Ovary

  5. Prostate gland
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

The prostate gland is an exocrine gland present in the human male reproductive system. It is actually made up of a bunch of minuscule glands surrounded by a fibrous sheathing tissue called as prostatic capsule. This capsule is surrounded by a protective layer of fat.

Multiple choice

Which of the following structures leads to the eardrum?

  1. Pinna

  2. Eustachian tube

  3. Semicircular canals

  4. Cochlea
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The pinna is the outermost part of the ear composed of cartilage and being connected to the outer tube called the auditory canal. This leads to the eardrum.

Multiple choice

Which structure originates from the second pharyngeal arch?

  1. Incus

  2. Stylohyoid muscle

  3. Internal maxillary artery

  4. Posterior one-third of the tongue
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is a facial muscle located in the neck. It is thin and slender and is attached to the hyloid bone. It derives from the second pharyngeal arch.

Multiple choice

The trigone is a highly sensitive triangular structure of the urinary bladder in mammals. It lies

  1. in internal surface of fundus of bladder

  2. below the apex of urinary bladder

  3. in the body of bladder

  4. below the neck of bladder
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The fundus of the urinary bladder is the base of the bladder formed by the posterior wall. The smooth muscle of bladder contracts to expel urine from the body. The trigone lies in the internal surface of fundus of bladder.

Multiple choice

The second constriction of male urethra lies in

  1. prostatic portion of urethra

  2. membranous part

  3. external urethral orifice

  4. internal urethral orifice
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is the part of the male urethra lying between the layers of the urogenital diaphragm and connects the parts of the urethra passing through the prostate gland and the penis. The second constriction of male urethra lies in membranous part.

Multiple choice

In humans, the palatine tonsil lies in

  1. oral cavity

  2. pharyngeal recess

  3. piriform recess

  4. between palatoglossal arch and palatopharyngeal arch
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The palatine tonsil is the pair of tonsils that can be seen on the left and right side at the back of the throat. They lie between palatoglossal arch and palatopharyngeal arch.

Multiple choice

Which area(s) is/are anesthetized by Lingual nerve block?

  1. Anterior two thirds of the tongue

  2. The floor of the oral cavity

  3. Mucosa and mucoperiosteum on the lingual side of the mandible

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The lingual nerve gives off branches to the interior alveolar nerve and contributes many sensory fibres to the mucous membrane of the floor of the mouth and gingival on the lingual surface of the mandible.

Multiple choice

Which of the following organs is the organ of olfactory receptors?

  1. Eye

  2. Nose

  3. Ear

  4. Tongue
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Olfactory receptors are specialized sensory neurons located in the nasal epithelium that detect odor molecules. The nose is the primary organ of smell, housing these receptors in the upper nasal cavity. Eyes are for vision, ears for hearing, and tongues for taste.

Multiple choice

Which of the following statements is false about cisternae?

  1. They are flattened structures.

  2. They are spherical and fluid filled structures.

  3. They are membranous structures.

  4. They are found in golgi bodies.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Cisternae are not spherical structures. They are stacked one above the other. Vesicles are spherical and fluid filled structures in golgi bodies.