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Anat1 - Joints
(Week 3)
| Question | Answer |
|---|---|
| The 2 main ways joints are classified are: | by function & by structure |
| The three functional classes of joints are: | synarthroses, amphiarthroses, diarthroses |
| Synarthroses joints are _______. | immovable |
| Amphiarthroses joints are _______ _______. | slightly movable |
| Diarthroses joints are _______ _______. | freely movable |
| The three structural classifications of joints are: | fibrous, cartilaginous, synovial |
| Fibrous structural joints are joined by _________ _______, and there is no _______ _______. Most are immovable. | fibrous tissues, joint cavity |
| The three types of fibrous structural joints are: | sutures, syndesmoses, gomphoses |
| Sutures occur between the bones of the _______. | skull |
| The connection between the tibia and fibula, and the radius and ulna are examples of _______ fibrous structural joints. | syndesmoses |
| The peg-in-socket fibrous joint between a tooth and its alveolar socket is an example of _______ fibrous structural joints. | gomphoses |
| Cartilaginous structural joints lack a _______ _______. | joint cavity |
| The two types of cartilaginous structural joints are: | synchondroses, symphysis |
| Intervertebral joints are examples of _______ cartilaginous structural joints. | symphysis |
| The most common type of joint in the body are the _______ joints. | synovial |
| The joints in which the articulating bones are separated by a fluid-containing joint cavity are the _______ _______. | synovial joints. |
| All limb joints are examples of _______ joints. | synovial |
| Synovial joints all have the following: articular _______, _______ cavity, articular _______. | cartilage, joint, capsule |
| _______ are flattened, fibrous sacs which are lined with synovial membranes and contain synovial fluid. | Bursae |
| An elongated bursa that wraps completely around a tendon is called a _______ _______. | tendon sheath |
| The _______ _______ position of a joint surfaces are maximally congruent or in maximum contact. | close pack |
| The open pack (aka loose pack) position of a joint is: | any position other than close pack |
| Name all of the nonaxial synovial joints. | plane |
| Name all of the uniaxial synovial joints. | hinge, pivot |
| Name all of the biaxial synovial joints. | condyloid (or ellipsoidal), saddle |
| Name all of the multiaxial synovial joints. | ball-and-socket |
| There are ___ types of synovial joints. | 6 |
| The intercarpal and intertarsal are examples of _______ joints. | plane |
| The elbow joints, interphalangeal joints, and knee joints are all examples of _______ joints. | hinge |
| The proximal radioulnar joint is an example of a _______ joint. | pivot |
| The radiocarpal (wrist) joints, and metacarpophalangeal (knuckle) joints are examples of _______ joints. | condyloid (ellipsoidal) |
| The carpometacarpal joint of the thumb is an example of a _______ joint. | saddle |
| The shoulder and hip joints are examples of _______ joints. | ball-and-socket |
| Movements of synovial joints occur as a result of _______. | muscles |
| _______ is a bending movement that decreases the angle of the joint. | Flexion |
| _______ is a bending movement that increases the angle of the joint. | Extension |
| _______ is movement away from the midline. | Abduction |
| _______ is movement toward the midline. | Adduction |
| _______ is movement that describes a cone in space. | Circumduction |
| When the hand is supinated, the palm is facing _______. | upward |
| When the hand is pronated, the palm is facing _______. | downward |
Created by:
sdouglass
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