Types of joints: Ball-and-socket joint: Consists of a bone with a globular or slightly egg-shaped head that articulates with the cup-shaped cavity of another bone. Such a joint allows a wider range of motion than does any other kind‚ permitting movements in all planes‚ as well as rotational movement around a central axis. The hip and shoulder contain joints of this type. Condyloid joint: The ovoid condyle of one bone fits into the elliptical cavity of another bone‚ as in the joints between the
Premium Joint Ball and socket joint
Monica Akhter Bright Sarfo Intro to Sociology 101 L18 09/29/13 Stepping Out of Normality Imagine getting on a train and spotting a random person with their pajamas on. The first thing that will enter your mind is “Why is that person in their pajamas?” It is afternoon and the train is certainly not that person’s bedroom. Everyone else is curious as to why the person decided to dress that way. People shouldn’t be laughing at him because his reasons for wearing his pajamas are practical
Free Sociology
found in animals: connective‚ muscle‚ nervous‚ and epithelial. We are going to go into muscle tissue. The cells of muscle tissues are called fibers. There are three types of muscle tissue and they are skeletal‚ cardiac‚ and smooth. All types can go though hypertrophy (enlargement or overgrowth of an organ or part of the body due to the increased size of the constituent cells). Muscle fibers contract due to the interaction of the contractile proteins‚ actin and myosin. Muscle contraction generates contractile
Premium Muscle Cardiac muscle Skeletal muscle
marching band or other activities‚ one must first know the basic way to march before getting into the more complicated aspects of marching. Marching forwards with a roll-step is the most basic facet of marching‚ and one must know how to properly march with a roll-step before attempting anything else. In order to march with a roll-step‚ one must first start out with good posture. Standing at attention with heels together on the yard line‚ feet out at a 45-degree angle‚ chest out‚ stomach in‚ and elbows
Premium Muscle Foot Physical exercise
Chapter 1 Cardiovascular Disorders I. Normal cardiac anatomy‚ physiology‚ and function A. Cardiac and coronary artery anatomy (see Figure 1-1) The left anterior descending artery is the most common site of coronary artery occlusion. B. Cardiac cycle (see Figure 1-2) In 10% of patients‚ the posterior descending artery derives from the left coronary artery. C. Cardiac output (CO) 1. Heart rate (HR) a. Number of cardiac contractions per unit time; commonly expressed as beats per minute (bpm)
Premium Myocardial infarction Cardiology Hypertension
Muscle Contractions By: Evan Contractions‚ put simply‚ are the basic action of any muscle. A contraction is a change in a muscle by which it becomes thickened and shortened after the brain sends signals to nerve cells telling them do contract a specific muscle or muscles. Surprisingly‚ a contraction is a complex human action and reaction‚ yet it is such a breeze to understand the basic meaning of the word. Throughout this essay I will give you extensive details about the process of muscle contractions
Premium Muscle contraction
Temporomandibular joint (TMJ) is the hinge joint that connects the lower jaw mandible to the temporal bone of the skull ‚ which is immediately in front of the ear on each side of your head . The joints are flexible‚ allowing the jaw to move smoothly up and down and side to side and enabling you to talk‚ chew ‚ and yawn . Muscles attached to surround the jaw joint control the position and movement of the jaw . A treatment method for the temporomandibular joint (TMJ) is aimed to clarif
Premium Mandible Joint
Micro Level Participants of the Step Up Infinity project have a common interest in dancing and common goal in performing well in their upcoming performances. Under the tutor’s way of teaching‚ participants were not simply as followers‚ but an active participant in the training by having positions or duties in group. For example‚ the tutor would find influential participants to become a spiritual leader or a peace-maker of the group. Participants remind each other about the commencement and details
Premium Sociology
For those with severe symptoms‚ fibromyalgia can be extremely debilitating and interfere with basic daily activities. SYMPTOMS DIAGNOSIS CAUSES TREATMENT Widespread of pain throughout the body Moderate to extreme fatigue Sleep disturbances Muscle cramping and weakness Sensitivity to touch‚ light‚ and sound Digestive disorders Headaches/migraines Morning stiffness Physical examination by putting pressure on the tender point Takes about 5 minute Difficult to diagnose The patient must
Premium
Bone Cancer Bone cancer is a disease that occurs on or inside a bone. Usually‚ bone cancer involves a tumor filled with abnormal cells that will occasionally appear on the exterior of the bone. Similar to other types of cancer‚ bone cancer can be life threatening. Doctors are not completely sure what causes cancer‚ but they continue the search to find an answer. There are five different types of bone cancer that can affect people from ages 10-60 years old. Bone cancer can occur in any bone in the
Premium Cancer Oncology