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

Wharton's Jelly is a gelatinous substance within the umbilical cord. The connective tissue associated with Wharton's Jelly is ______________.

  1. mucous connective tissue

  2. reticular connective tissue

  3. adipose tissue

  4. dense irregular tissue

  5. dense regular connective tissue
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mucous connective tissue is a type of connective tissue found during fetal development. It is composed mainly of ground substance with few cells or fibers. It is most easily found as a component of Wharton's jelly. Mucous connective tissue forms the umbilical cord.

Multiple choice

The Volkmann's canals are associated with __________________.

  1. osteon

  2. plasma cells

  3. adipocytes

  4. stromal cells

  5. wandering cells
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Each osteon consists of concentric layers, or lamellae, of compact bone tissue that surround a central canal, the haversian canal. Osteons are connected to each other and the periosteum by oblique channels called Volkmann's canals or perforating canals.

Multiple choice

The involucre of head functions like

  1. Calyx

  2. Epicalyx

  3. Corolla

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

An involucre is a whorl of bracts surrounding a flower cluster, and it functions similarly to an epicalyx (an additional whorl of bracts below the calyx). Both are protective structures. Calyx and corolla are the actual flower parts (sepals and petals), while perianth is the collective term for these when they're similar in appearance.

Multiple choice

The affected region(s) of nodal region is/are

  1. external part

  2. central part

  3. Only (2)

  4. Both (1) and (2)

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In nodal region theory, the affected or sphere of influence refers to the external part - the area outside the core that is influenced by the nodal center. The central part is the core itself. So the affected region of a nodal region is the external/part of the sphere of influence, not the center.

Multiple choice

Which part of the body is rhinoplasty associated with the

  1. Lips

  2. Ears

  3. Nose

  4. Hands
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Rhinoplasty is the surgical procedure performed on the nose, commonly known as a 'nose job.' The prefix 'rhino-' comes from Greek meaning nose, making this a straightforward etymology-based medical term.

Multiple choice

Which of the following statements about the human tongue is correct?

  1. It cannot move in all directions.

  2. The back of the tongue is attached to the floor of the buccal cavity.

  3. It is a fleshy muscular system.

  4. It cannot mix saliva with food.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Tongue can move in all directions. The back of the tongue is attached to the floor of the buccal cavity.  It is a fleshy muscular organ. It mixes saliva with food.  So, option (2) is the correct answer.

Multiple choice

What is the innermost wall of vagina called?

  1. Epithelium

  2. Lamina propria

  3. Smooth muscle

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

The wall of vagina from the lumen outwards consists of a mucosa of nonkeratinised stratified squamous epithelium.