Home
Class 12
BIOLOGY
The connection between 1st and 2nd ventr...

The connection between 1st and 2nd ventricles with 3rd ventricle

A

Foramen ovale

B

Foramen magnum

C

Foramen of monro

D

Foramen of panizza

Text Solution

AI Generated Solution

The correct Answer is:
To answer the question about the connection between the 1st and 2nd ventricles with the 3rd ventricle, we can follow these steps: ### Step-by-Step Solution: 1. **Understanding the Ventricles**: The brain has four ventricles: the two lateral ventricles (1st and 2nd), the 3rd ventricle, and the 4th ventricle. The lateral ventricles are located in the cerebral hemispheres, while the 3rd ventricle is situated in the midline of the brain. 2. **Identifying the Connection**: The question specifically asks about the connection between the 1st and 2nd ventricles and the 3rd ventricle. This connection is crucial for the circulation of cerebrospinal fluid (CSF). 3. **Recognizing the Foramen of Monro**: The structure that connects the lateral ventricles (1st and 2nd) to the 3rd ventricle is known as the Foramen of Monro. This foramen allows the flow of CSF from the lateral ventricles into the 3rd ventricle. 4. **Eliminating Incorrect Options**: - **Foramen Ovale**: This is a small hole in the atria of the heart and is not related to the brain ventricles. - **Foramen Magnum**: This is the opening in the skull through which the spinal cord passes and does not connect the brain ventricles. - **Foramen of Paniza**: This connects the left and right aorta and is unrelated to the brain ventricles. 5. **Conclusion**: Based on the above analysis, the correct answer is the Foramen of Monro, which connects the 1st and 2nd ventricles with the 3rd ventricle. ### Final Answer: The connection between the 1st and 2nd ventricles with the 3rd ventricle is through the **Foramen of Monro**. ---
Promotional Banner

Topper's Solved these Questions

  • NEURAL CONTROL AND COORDINATION

    AAKASH SERIES|Exercise EXERCISE-I (REFLEX ACTIONS AND REFLEX ARC)|8 Videos

  • NEURAL CONTROL AND COORDINATION

    AAKASH SERIES|Exercise EXERCISE-I (PERIPHERAL NERVOUS SYSTEM)|12 Videos

  • NEURAL CONTROL AND COORDINATION

    AAKASH SERIES|Exercise EXERCISE-I (GENERATION AND CONDUCTION OF NARVE IMPULSE)|15 Videos

  • MOLECULAR BASIS OF INHERITANCE

    AAKASH SERIES|Exercise Exercise-III (Previous AIPMT/NEET Questions) (AFMC)|5 Videos

  • ORGANISMS AND POPULATIONS

    AAKASH SERIES|Exercise EXERCISE-III (PREVIOUS AIPMT/NEET QUESTIONS)|35 Videos

Similar Questions

Explore conceptually related problems

Lateral ventricles of human brain are connected to third ventricle by ____ and third ventricle is connected with fourth ventricle by ____ respectively.Select the option which fill the blanks correctly.

The opening between the right atrium and the right ventricle is guarded by which valve ?

Assertion : The opening between the right atrium and the right ventricle is guarded by a bicuspid or mitral valve. Reason : The valves in the heart allows the flow of blood only in one direction.

The aperture between right auricle and ventricles called

Which of the following connect lateral ventricles or paracoel in brain with ventricle 3 ?

A chain consisting of 5 links each of mass 0.1 kg is lifted vertically up with a constant acceleration of 2.5m//s^2 . The force of interaction between 1st and 2nd links as shown:

(a) Mention any two components of blood. (b) Trace the movement of oxygenated blood in the body. (c ) Write the function of valves present in between atria and ventricles. (d ) Write one structural difference between the composition of artery and veins.

a. Amphibians and reptiles have a 3 chambered heart with ___ atria and ___ventricle. b. Heart is ___ derived organ and protected by a double walled membranous bag called ____ c. The opening between right Atrium and Right ventricle is guarded by a valve formed of ___ muscular flaps, the ___ valve. d. The wall of ventricle is ____ than atria. e. SAN can generate the maximum number of action potential i.e., ____ mi n^(-1) . therefore it is called _____ f. Atrial systole increases the flow of blood into the ventricles by about ____ percent. g. In ____ all the four chambers of the heart are in a relax state. h. The ____ wave represents the depolarisation of the atria. i. A system of blood vessels is present in our body exclusively for the circulation of blood to and from the cardiac musculature called _____ j. PNA ____ the rate of heart beat and ______

The problem of electrical discontinuity caused in the normal heart by the connective tissue separating the atria from the ventricles is solved by

Differentiate between Ventricles and auricles