How We Walk

Q.

State the main functions of medulla oblongata.

Q. (a)What is meant by positive tropism and negative tropism? Explain with examples.

Q. Match Column I (the parts of the human brain) and column II (the functions).

Coulmn I	Column II
A. Cerebrum	I. Controls the pituitary gland
B. Cerebellum	II. Control vision and hearing
C. Hypothalamus	III. Controls the rate of heart beat
D. Medulla oblongata	IV. Maintains the body posture

1. A – III, B – IV, C – I, D – II
2. A – I, B – IV, C – III, D – II
3. A – IV, B – II, C – III, D – I
4. A – II, B – IV, C – I, D – III

Q. What does CNS stand for? Which part of CNS: (a) consists of two cerebral hemispheres.

Q.

Name the largest part of the forebrain.

Q.

Fill in the blanks

1. _____ is the largest part of the brain.

Q. Fill in the blanks by choosing the correct alternative given for each.​

(i) Brain and spinal cord are the parts of nervous system (central/peripheral/autonomous).​

Q. Give the various functions of brain. ​

Q.

Which is the correct sequence of muscles that take part in walking?

1. Femur flexors, quadriceps femoris, hamstrings, calf muscle

2. Quadriceps femoris, hamstrings, calf muscle, Femur flexors

3. Hamstrings, calf muscle, Femur flexors, Quadriceps femoris

4. Calf muscle, Femur flexors, Quadriceps femoris, hamstrings

1. Femur flexors, quadriceps femoris, hamstrings, calf muscle

2. Quadriceps femoris, hamstrings, calf muscle, Femur flexors

3. Hamstrings, calf muscle, Femur flexors, Quadriceps femoris

4. Calf muscle, Femur flexors, Quadriceps femoris, hamstrings

Q.

Posture and balance of the body are controlled by

1. Cerebrum

2. Cerebellum

3. Medulla

4. Pons

Q.

Which is the correct sequence of a walking cycle?

1. First leg pulled forward

2. Second leg becomes stiff and firm on ground

3. Swing of the leg and planting it forward

4. Second foot lifts off

1. 2, 3, 1, 4

2. 3, 2, 1, 4

3. 1, 2, 3, 4

4. 4, 1, 2, 3

Q.

Look at the following matches:
1. Spinal Cord - Reflex action
2. Cerebrum - Thinking, Decision making
3. Corpus Callosum - Controls heart beat
4. Medulla oblongata - Controls cardiac center

Which of the given matches are correct?

1. 1, 2 and 4 only

2. 1, 2 and 3 only

3. 4 only

4. 2 and 3 only

Q.

The cerebrum is divided into right and left halves known as _____

1. cerebral hemispheres

2. cerebral spheres

3. cerebral bisections

4. cerebral sections

Q. Why do we move our upper limbs while walking

1. Faster movement
2. Balancing
3. Increasing blood circulation
4. Releasing tension