Chapter 8 - The Appendicular Skeleton

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How many phalanges are in each hand?

14

The distal end of the radius articulates with how many bones of the wrist

3

The ulna and radius connect with each other at how many sites?

3

Each lower limb has

30 bones found in 4 locations.

This part of the clavicle is rounded and articulates with the manubrium of the sternum.

Acromial Extremity

The deltoid tuberosity of the humerus is found

Along the middle region of the shaft

The epiphyseal line on the proximal end of the humerus is found in the

Anatomical Neck

The hard sharp ridge of the shin that can easily be felt below the skin is the

Anterior Border (Crest) of the Tibia.

The medial and lateral condyles of the femur fit into what part of the patella?

Articular Facets

The auricular surface of the ilium

Articulates with the Sacrum

What is the function of the pelvic girdle?

Attachment site for lower limbs

This is the thick edge of the scapula that is closer to the arm.

Axillary Border

Which process on the femur serves as an attachment point for tendons of several thigh muscles? A) Gluteal Tuberosity B) Linea Aspera C) Medial Epicondyle D) Both Gluteal Tuberosity and Linea Aspera E) Both Linea Aspera and Medial Epicondyle

Both Gluteal Tuberosity and Linea Aspera

Which of the following bone markings is located in the most superior position on the scapula? A) Infraspinous Fossa B) Supraspinous Fossa C) Acromion D) Subscapular Fossa E) Scapular Notch

C) Acromion

Which of the following bone markings are found on the anterior surface of the scapula? A) Infraspinous Fossa B) Supraspinous Fossa C) Subscapular Fossa D) Both Infraspinous Fossa and Supraspinous Fossa E) None of these choices are correct.

C) Subscapular Fossa

Which of following bones is NOT a tarsal bone? A) Talus B) Calcaneus C) Navicular D) Cuneiform E) Capitate

Capitate

This bone has an S-shape that includes the medial half of the bone being concave anteriorly.

Clavicle

This is the anterior bone that articulates with the manubrium of the sternum at the sternoclavicular joint.

Clavicle

Which of the following structures on the ulna receives the trochlea of the humerus? A) Olecranon Fossa B) Coronoid Process C) Trochlear Notch D) Radial Notch E) Capitulum

Coronoid Process

Which of the following statements is TRUE with regard to the human hand? A) There are 5 carpals, 8 metacarpals and 14 phalanges. B) There are 8 carpals, 6 metacarpals and 14 phalanges C) There are 8 carpals, 5 metacarpals and 15 phalanges D) There are 8 carpals,5 metacarpals and 14 phalanges E) There are 5 carpals, 8 metacarpals and 14 phalanges

D

Which of the following bones is located in the posterior thorax between the levels of second and seventh vertebrae? A) Sternum B) Clavicle C) Pelvis D) Scapula E) Sacrum

D) Scapula

Why does a fracture of the clavicle usually occur in the mid-region of the bone?

Due to weakness at the junction of the two curves of clavicle

Which bone articulates with the scapula at the glenoid cavity? A) Ileum B) Thoracic vertebra C) Sternum D) Clavicle E) Humerus

E) Humerus

The lateral malleolus is found on the distal end of what bone?

Fibula

Which of the following bone markings on the scapula is an indentation into which the head of the humerus fits? A) Coracoid Process B) Glenoid Cavity C) Acromion D) Scapular Notch E) Supraspinous Fossa

Glenoidcavity

Which of the following carpal bones is named for its large hook-shaped projection on its anterior surface? A) Lunate B) Scaphoid C) Triquetrum D) Hamate E) Pisiform

Hamate

The carpometacarpal joint consists of the

Head of metacarpal bones and proximal row of carpal bones.

Which of the following bones articulates with the scapula? A) Acromial extremity B) Conoidtubercle C) Sternal end D) Costaltuberosity E) Xiphoid process

Humerus

The glenohumeral joint is formed by articulation of the

Humerus and Scapula

The following is a bone marking on the clavicle that serves as an attachment site.

Impression for the costoclavicular ligament

This projection extends superiorly and laterally along the superior ramus of the pubis eventually merging with the arcuate line of the ilium.

Inferior Gluteal Line

The ________ is found on the proximal end of the humerus.

Intertubercular Sulcus

What is the function of the interosseous membrane between the ulna and radius?

Joins the shafts of two bones

In comparison to the male pelvis, the female pelvis is NOT

Larger in the Acetabulum.

Which of the structures listed below is NOT part of the knee joint? a) Lateral Condyle of the Femur b) Medial Condyle of the Femur c) Lateral Malleolus of the Fibula d) Condyles of the Tibia e) Patella

Lateral Malleolus of the Fibula

Which of the following markings is located on the medial side of the femur? A) Lesser Trochanter B) Greater Trochanter C) Gluteal Tuberosity D) Lateral Epicondyle E) Linea Aspera

Lesser Trochanter

In the standard anatomical position, the _____ is the bone of the pelvis found the most superior.

Llium

The shaft of the femur angles

Medially

This is the largest foramen in the human skeleton.

Obturator Foramen

Which of the following structures is found in the elbow? A) Acromion B) Surgical Neck C) Olecranon D) Lesser Tubercle E) Both Acromion and Olecranon

Olecranon

What is the scapular notch used for?

Passageway for suprascapular nerve

This is a bone that develops in the tendon of the quadriceps femoris muscle and protects the knee joint.

Patella

Which of the followings structures is not found in the foot? A) Pollex B) Hallux C) Talus D) Longitudinal Arch E) Transverse Arch

Pollex

The lesser tubercle of the humerus

Projects Anteriorly

The coxal bones unite anteriorly at a joint called the

Pubic Symphysis

This depression on the ulna is found lateral and inferior to the trochlear notch.

Radial Notch

The capitulum of the humerus articulates with the

Radius

Name the bones that are included in each lower limb.

Solution: 30 bones: femur, patella, tibia, fibula, seven tarsals, 5 metatarsals and 14 phalanges.

Name the bones that are included in each upper limb.

Solution: 30 bones; humerus, ulna, radius, 8 carpals, 5 metacarpals and 14 phalanges.

Compare and contrast the male and female pelvis.

Solution: Male pelvis is heavier with a deeper false pelvis, a smaller pelvic inlet, a rounder obturator foramen, and a pubic arch less than 90 degrees. The female pelvis is lighter with a shallower false pelvis, oval shaped pelvic inlet, and a pubic arch of over 90 degrees.

The medial and lateral epicondyles are found on the distal end of the humerus and are used for

Tendon Attachment

The hip joint is the joint found between

The Pelvis and Femur

The portion of the bony pelvis that is found inferior to the pelvic brim is called

The True Pelvis

This is a spool-shaped process on distal end of the humerus that is found medial to the capitulum and articulates with the ulna.

Trochlea

Which notch is found between the olecranon and coronoid process? A) Ulnar Notch B) Radial Notch C) Olecranal Notch D) Trochlear Notch E) Epicondyle Notch

Trochlear Notch

Which of the following bones is the longest? A) Radius B) Phalange C) Clavicle D) Ulna E) Scaphoid

Ulna

Where does the biceps brachii muscle attach to the ulna?

Ulnar Tuberosity

The carpal bones of the wrist are arranged

in 2 transverse rows of 4 bones.

The pelvic inlet

is the superior opening of the true pelvis.


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