Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Biology Expert

CRANIAL NERVES

  • 12 pairs. Total weight 12 gms.
  • Upto amphibian 10 pairs cranial nerves are present.
  • 1, 2, 8, - sensory. 3, 4, 6, 11, 12, motor. 5, 7, 9, 10 - mixed.
  • 3, 7, 9, 10 th attached to ANS also.

S.N.

 

1.

NO.

 

I

NAME

 

Olfactory

ORIGIN & DISTRIBUTION

 

Olfactory epithelium

2.

II

Optic

Retina

3.

III

Oculomotor

Eye muscle

4.

IV

Pathetic (Trochlear)

Eye muscle

 

5.

 

V

(Smallest)

Trigeminal (Thickest)

 

 

 

Dentist Nerve

 

 

 

In it glassarian ganglion present

 

 

(a) Ophthelmic

(b) Maxillary

(c) Mendibular

Snout Upper jaw Lower jaw

6.

VI

Abducens (Thinnest)

Eye muscle

7.

VII

Facial

 

 

 

(a) Palatine

Buccal cavity

 

 

(b) Hyomendibular

Tongue

 

 

8.

 

 

VIII

(c) Chorda tympani

Auditory

Salivary gland

 

 

(a) Vestibular

 

 

 

9.

 

 

IX

(b) Cochlear

Glossopharyngeal

Ear

 

 

(a) Lingual

Tongue

 

 

10.

 

 

X

(b) Pharyngeal

Vagus (Largest)

Pharynx

 

 

(a) Anterior laryngeal

Larynx

 

 

(b) Cardiac depressor

Heart

 

 

(c) Recurrent laryngeal

Larynx

 

 

(d) Main vagus

Heart, Lungs, Stomach, Intestine

 

 

Also known as pneumogestric

 

 

 

or wandering nerve.

 

11.

XI

Accessory Spinal

Muscle of neck & shoulder

12.

XII

Hypoglossal

Tongue & lower jaw

Biology, Academics

  • Category:- Biology
  • Reference No.:- M9510046

Have any Question?


Related Questions in Biology

Write the null hypothesis for the effect of temperature on

Write the null hypothesis for the effect of temperature on catechol oxidase activity?

Experiment 1 symmetry in common objectsreview the objects

Experiment 1: Symmetry in Common Objects Review the objects listed below (many of which can be found in your lab kit). Decide what type of symmetry they possess. Explain why you chose the type of symmetry you did. 1. Saf ...

You have been allocated a cdna accession number from the

You have been allocated a cDNA accession number from the NCB' database (see table below on page 2). Your task is to design experimental strategies that will allow you to: clone the cDNA in different expression vectors us ...

A filamentous organism has been isolated from decomposing

A filamentous organism has been isolated from decomposing organic matter. This organism has a cell wall but no chloroplast. why would you classify this organism into "domain eukarya, kingdom of fungi"

Quesiton synthetic chromosomes transcriptomes and patents

Quesiton: "Synthetic chromosomes, Transcriptomes, and Patents on BRCA genes" For your primary post, please respond to one of the following three topics with a post of at least 125 words that addresses each point given in ...

What did you determine was the relationship between surface

What did you determine was the relationship between surface tension and the polarity of the liquids you tested?

Suppose a man carries a very common dominant mutation for a

Suppose a man carries a very common dominant mutation for a deadly muscular disease that doesn't show up until people are usually over 50 years of age (he has the disease). He and his wife are expecting their first child ...

Is this statement correct or incorrect whymuscle tension in

Is this statement correct or incorrect? Why? Muscle tension in cardiac contractile muscle can be increased by temporal summation.

Question please provide an answer to the question in 150

Question: Please provide an answer to the question in 150 words Pretend that you have just met someone who has never heard of "natural selection."Explain to him/her how natural selection works. Use one particular type of ...

A mother has a blood the child has type o mr white has type

A mother has A blood, the child has type O, Mr. White has type B blood, and Mr. Green has AB. Whose the father? Mr. White or Mr. Green; Either Mr. White or Mr. Green; Neither Mr. White or Mr. Green could be the father an ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As