Anatomy Lab

The skull is make up on ........... bones.

22

Hip bone is made up of ............. bones.

3

The spinal cord consists of .......... segments

31

Chewing your food involves: 1. Flexion, 2. Extension, 3. Hyperextensions, 4. Elevations, 5. Depression

4 and 5

Bones can be classified by shape into ........... different types.

5

How many extrinsic muscles that can move the eyeball in almost any direction?

6

The upper ....... pairs join the sternum medially and are called "True ribs"

7

The hand consists of ............. small irregular carpal bones of the wrist.

8

A synarthrosis can also be called .............

A fibrous joint

............. is formed between two bones connected by fibrous tissue. ................. is formed between two bones connected by hyaline cartilage.

A fibrous joint, a cartilaginous joint

............. is formed between the mandible and the temporal bone of the skull.

A temporomandibular joint

Mrs. Robinson is walking toward you. You are looking at her from a (an) .......... View?

Anterior

Muscles that act on the limbs are known as .............

Appendicular muscles

............. is the middle later of the meninges. It is thin and transparent.

Arachnoid mater

............ travel towards the brain carrying sensory information from the body, ............. Travel from the brain and carry motor information to the body.

Ascending tracts, descending tracts

The hip joint is a ............. joint.

Ball and socket

............. joints are multiaxial and the most flexible joints in the body.

Ball and socket joints

What is the function of cranial nerve 4?

Causes superior oblique to contract, moving the eyeball inferolaterally

............. is the largest part of the brain and is divided into left and right hemispheres.

Cerebrum

............... on the microvilli detect molecules of food dissolved in saliva.

Chemoreceptors

............. is a circular motion and moves a part so that its end follows a circular path.

Circumduction

Which of the following statements is incorrect?

Coronal plane cuts the body vertically into left and right portions

.......... are short cytoplasmic branches that radiate from the soma to communicate with axons of other neurons.

Dendrites

Foot movement that turns sole laterally, away from the other foot.

Eversion

C2 Axis does not have a body.

False

In the anatomical position, a person stands erect, legs together and arms by their sides, with their head, eyes, toes and palms of the hands facing inward.

False

In the male and female, the pelvic floor is pierced by two openings.

False

Long bones are smooth and thin; they protect the soft internals and provide attachments for muscles.

False

Shrugging your shoulders involves flexion and extension.

False

The bones of the forearm are the ulna and femur, and they both articulate with the humerus at the elbow and with the carpal bones at the wrist.

False

The brachial plexus supplies the entire lower limb with motor and sensory innervation.

False

The intrinsic muscles of the foot can be divided into anterior and posterior groups.

False

The mandible is considered as part of the cranium

False

The rotator cuff in the name given to a complex of three muscles that all originate on the scapula and insert into the greater and lesser tubercles of the humerus.

False

There are twelve pairs of ribs. Ribs 8-10 are known as ............

False ribs

Ribs are classified as flat bones.

Femur and tibia are classified as long bones.

............. is a round hole through a bone.

Foramen

.......... Contains the neuronal cell bodies and is found in the surface of the cerebral and cerebellar hemispheres as well as in several deep ganglia

Gray matter

The elbow joint is a ............. joint.

Hinge

............ is composed of fine collagen fibers bound together by a resilient, gel-like matrix material. It forms a temporary skeleton in the fetus, which is then gradually ossified during childhood.

Hyaline cartilage

What is the overall regulator and controls the activities of the autonomic nervous system (ANS)?

Hypothalamus

To which ONE of the following classes do bones that act as levers for the movement of skeletal muscle belong.

Long

............ help to hold the brain in place.

Meninges

The ............., also known as the tympanic cavity, houses the structures that amplify sound.

Middle ear

.......... function to crush and pulp food, mixing it with salivary enzymes.

Molars

What is the function of cranial nerve 11?

Movements of the head

Which of the following is a function of hypoglossal nerve?

Movements of the tongue

............. are the strong muscles involved in chewing.

Muscles of mastication

What are the basic components of the nervous system?

Neurons

The body contains special pain receptors called .............

Nociceptors

Which ONE of the following types of cell is responsible for the initiation of the calcification process in bone?

Osteblast

Nocireceptors are receptors that respond to:

Pain from tissue damage

The lower limb consists of the thigh, leg, and foot and is connected to the axial skeleton by the .............

Pelvic girdle

Which type of joint allows the head to rotate (such as when shaking the head "no").

Pivot joint

The thoracic and pelvic curves are ............. that are present at birth and the cervical and lumbar curves are ............. That develop after birth.

Primary curves, Secondary curves

Which key verve is part of the sacral plexus?

Sciatic nerve

.......... function to transmit stimuli from the body to the CNS

Sensory neurons

The rotation of the forearm so that the palms face upwards or anteriorly.

Supination

Which of the following statements is incorrect?

The axial skeleton refers to the bones of the upper and lower limbs

Which statement is correct?

The knee is proximal to the knee

Which statement is correct?

The neck is superior to the pelvis

Which statement is correct?

The shoulder is lateral to the neck

A joint is the joining between two or more bones and can be movable or immovable.

True

Muscles are classified by the arrangement of their fascicles into 12 categories.

True

Short bones are generally equal in width and length. They allow small amount of varied movement when articulated together.

True

The 1st metatarsal lies medially, providing a base for the big toe; the 5th metatarsal lies laterally, forming a base for the little toe.

True

The axial skeleton forms the central axis of the body. It is made up of the cranium, the vertebral column, the ribs and the sternum. It functions to protect the internal organs and provides a site of attachment for the limbs.

True

The limbic system is the main area of the brain involved with emotion and learning.

True

The muscles that control the arm are more concerned with precision than power.

True

The myofibrils are bundled together to form a muscle fascicle.

True

Hinge joints are .............. Their movement is restructured to one plane.

Uniaxial

............. is formed by myelinated neuronal axons; it forms most of the brain, connecting it to the spinal cord and cranial nerves.

White matter

In the spinal cord, nerve axons, vessels and neuroglia form the .............

White matter

All of the cranial nerves serve only the head and neck structures except which one?

X Vagus

Cardiac muscle are striated.

true

The flat bones of the cranium are united by fibrous joints known as sutures.

true