Central Nervous System

Q. Explain the structure of Human brain in detail.

Q.

Which part of the brain is called a little brain?

Q.

Posture and balance of the body is controlled by

1. cerebrum

2. cerebellum

3. medulla

4. pons

Q.

Match the following blood components with their function(s).

$\begin{array}{cc}\text{Column}\text{I}& \text{Column}\text{II}\\ 1.\text{RBC}& a.\text{Retains water}\\ 2.\text{WBC}& b.\text{Blood clotting}\\ 3.\text{Platelets}& c.\text{Immunity and defense}\\ 4.\text{Plasma}& d.\text{Transport of gases}\end{array}$

1. 1$\Rightarrow$ b, 2$\Rightarrow$ a, 3$\Rightarrow$ d, 4$\Rightarrow$ c

2. 1$\Rightarrow$ a, 2$\Rightarrow$ b, 3$\Rightarrow$ c, 4$\Rightarrow$ d

3. 1$\Rightarrow$ d, 2$\Rightarrow$ c, 3$\Rightarrow$ b, 4$\Rightarrow$ a

4. 1$\Rightarrow$ c, 2$\Rightarrow$d, 3$\Rightarrow$ a, 4$\Rightarrow$ b

Q.

Pons is the part between mid brain and cerebrum.

1. True

2. False

Q. what is the shape of cork cell

Q.

Fill in the blanks. Choose the appropriate word or words from the brackets and fill up the blanks:

(c)An _____ is a change in the environment that may be of sufficient strength to initiate an impulse.(effector/stimulus)

Q. Which component of blood is responsible for blood clotting?

1. WBC
2. Plasma
3. RBC
4. Platelets

Q. The liquid matrix component of the blood is known as _________.

1. Lymph
2. Corpuscles
3. Plasma
4. Hemoglobin

Q.

What is the inner layer of the cranial meninges called?

Q.

Identify the functions of medulla oblongata:

1. Swallowing, walking, writing, drinking, and vomiting

2. Vomiting, peristalsis, swallowing and respiration

3. Observing objects, BP, swallowing, sleep

4. Breathing, cycling, eating, swallowing, digestion

Q. Which component of blood is responsible for blood clotting?

1. Plasma
2. WBC
3. RBC
4. Platelets

Q.

Identify the parts in the diagram:

1. A. Midbrain, B. Cerebellum, C. Pituitary Gland, D. Medulla

2. A. Medulla, B. Cerebellum, C. Pituitary Gland, D. Midbrain

3. A. Midbrain, B. Pituitary Gland, C. Cerebellum, D. Medulla

4. A. Pituitary Gland, B. Cerebellum, C. Midbrain, D. Medulla

Q. Assertion :Nerve cells arise from the neural plate of embryonic endoderm and serve as the structural and functional units. Reason: Nerve cells are highly excitable cells specialized for impulse conduction known as neurons.

1. Both assertion and reason are correct and reason is the correct explanation for assertion.
2. Both assertion and reason are correct but reason is not the correct explanation for assertion.
3. Assertion is correct but reason is incorrect.
4. Assertion is incorrect but reason is correct.

Q.

Mid brain is the ________ .

1. small bundle of nerves in cerebrum

2. portion of brain between diencephalon and pons

3. part of brain after medulla

4. nerve bundle adjacent to cerebellum

Q. how are physical environment and social environment of an indivudual connected to each other

Q. How many bones are there in our body at the time of birth?

1. 250
2. 350
3. 300
4. 200

Q. What is the function of spinal cord?

1. Thinking and memory
2. Balance and equilibrium
3. Reflex actions
4. All of these

Q. Write a short note on Spinal cord.

Q. Write a short note on Spinal cord.

Q. Part of the brain containing cardiac center, respiratory center and vomiting center is __________.

1. Cerebrum
2. Spinal cord
3. Cerebellum
4. Medulla oblongata

Q. Plasma is the liquid component of the blood.

1. False
2. True

Q.

Is it possible to live without a thalamus?

Q. What is the similarity between cerebellum and cerebrum?

1. Functions
2. Structure
3. Hemispheres
4. All of the above

Q.

Match the following blood components with their function(s).

$\begin{array}{cc}\text{Column}\text{I}& \text{Column}\text{II}\\ 1.\text{RBC}& a.\text{Retains water}\\ 2.\text{WBC}& b.\text{Blood clotting}\\ 3.\text{Platelets}& c.\text{Immunity and defense}\\ 4.\text{Plasma}& d.\text{Transport of gases}\end{array}$

1. 1$\Rightarrow$ d, 2$\Rightarrow$ c, 3$\Rightarrow$ b, 4$\Rightarrow$ a

2. 1$\Rightarrow$ b, 2$\Rightarrow$ a, 3$\Rightarrow$ d, 4$\Rightarrow$ c

3. 1$\Rightarrow$ a, 2$\Rightarrow$ b, 3$\Rightarrow$ c, 4$\Rightarrow$ d

4. 1$\Rightarrow$ c, 2$\Rightarrow$d, 3$\Rightarrow$ a, 4$\Rightarrow$ b

Q. Burst the bubbles with connective tissues.

1. Blood
2. Adipose
3. Areolar
4. Bone
5. Cartilage
6. Tendon
7. Ligament
8. Smooth
9. Squamous
10. Striated

Q. Taenia solium attaches itself to the intestinal wall by means of scolex through it's

1. Suckers
2. Suckers and hooks
3. Hooks
4. Adhesive glands

Q. Which of the following statements is correct about receptors?

1. Both gustatory and olfactory receptors detect smell
2. Gustatory receptors detect smell while olfactory receptors detect taste
3. Gustatory receptors detect taste while olfactory receptors detect smell
4. Both olfactory receptors and gustatory receptors detect taste

Q.

Electrically insulating material around a neuron is known as __________.

Q. What are the three types of neurons according to their function?